# Minimal makefile for Sphinx documentation
#

# You can set these variables from the command line, and also
# from the environment for the first two.
SPHINXOPTS    ?=
SPHINXBUILD   ?= sphinx-build
SOURCEDIR     = .
BUILDDIR      = _build

# Put it first so that "make" without argument is like "make help".
help:
	@$(SPHINXBUILD) -M help "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)

.PHONY: help Makefile

# Catch-all target: route all unknown targets to Sphinx using the new
# "make mode" option.  $(O) is meant as a shortcut for $(SPHINXOPTS).
%: Makefile doxy
	@echo "building from the makefile"
	$(SPHINXBUILD) -M $@ "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
	@echo "overwrite doxygen files"
	mkdir -p "$(BUILDDIR)"
	if [ -d "$(BUILDDIR)/html/doxygen" ] ; then rm -rf "$(BUILDDIR)/html/doxygen" ; fi
	cp -favr doxygen/html "$(BUILDDIR)/html/doxygen"

doxy:
	@# ensure submodules are checked out
	if [ ! -f $(shell pwd)/../ext/c4core/cmake/c4Project.cmake ] ; then echo "ERROR: submodules not present" ; exit 1 ; fi
	if [ ! -f $(shell pwd)/../ext/c4core/src/c4/charconv.hpp ] ; then echo "ERROR: submodules not present" ; exit 1 ; fi
	doxygen Doxyfile

clean:
	rm -rf doxygen/
	if [ ! -z "$(BUILDDIR)" ] ; then rm -rf "$(BUILDDIR)" ; fi
